98566866866589 has 48 divisors (see below), whose sum is σ = 145855960352256. Its totient is φ = 59161205774880.

The previous prime is 98566866866579. The next prime is 98566866866597.

98566866866589 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 98566866866589 - 2³⁹ = 98017111052701 is a prime.

It is a super-2 number, since 2×98566866866589² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 98566866866496 and 98566866866505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98566866866509) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13801624 + ... + 19688030.

It is an arithmetic number, because the mean of its divisors is an integer number (3038665840672).

Almost surely, 2^{98566866866589} is an apocalyptic number.

It is an amenable number.

98566866866589 is a deficient number, since it is larger than the sum of its proper divisors (47289093485667).

98566866866589 is a wasteful number, since it uses less digits than its factorization.

98566866866589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5886878 (or 5886867 counting only the distinct ones).

The product of its digits is 386983526400, while the sum is 96.

The spelling of 98566866866589 in words is "ninety-eight trillion, five hundred sixty-six billion, eight hundred sixty-six million, eight hundred sixty-six thousand, five hundred eighty-nine".